n. [ NL., fr. Gr. 'w^ me`ga, i.e., the great or long o. Cf. Mickle. ] 1. The last letter of the Greek alphabet. See Alpha. [ 1913 Webster ]
2. The last; the end; hence, death. [ 1913 Webster ]
“Omega! thou art Lord, ” they said. Tennyson. [ 1913 Webster ]
Alpha and Omega, the beginning and the ending; hence, the chief, the whole. Rev. i. 8. [ 1913 Webster ]
The alpha and omega of science. Sir J. Herschel. [ 1913 Webster ]